<?php
/**
 * Prints a stack trace for an exception
 */

App::uses('Debugger', 'Utility');
?>
<h3>Stack Trace</h3>
<ul class="cake-stack-trace">
	<?php foreach ($error->getTrace() as $i => $stack): ?>
	<li><?php
	$excerpt = $arguments = '';
	$params = array();

	if (isset($stack['file']) && isset($stack['line'])):
		printf(
			'<a href="#" onclick="traceToggle(event, \'file-excerpt-%s\')">%s line %s</a>',
		$i,
		Debugger::trimPath($stack['file']),
		$stack['line']
		);
		$excerpt = sprintf('
		<div id="file-excerpt-%s" class="cake-code-dump" style="display:none;"><pre>', $i);
		$excerpt .= implode("\n", Debugger::excerpt($stack['file'], $stack['line'] - 1, 2));
		$excerpt .= '</pre>
		</div>
		';
		else:
		echo '<a href="#">[internal function]</a>';
		endif;
		echo ' &rarr; ';
		if ($stack['function']):
		$args = array();
		if (!empty($stack['args'])):
		foreach ((array)$stack['args'] as $arg):
		$args[] = Debugger::getType($arg);
		$params[] = Debugger::exportVar($arg, 4);
		endforeach;
		endif;

		$called = isset($stack['class']) ? $stack['class'] . $stack['type'] . $stack['function'] : $stack['function'];

		printf(
		'<a href="#" onclick="traceToggle(event, \'trace-args-%s\')">%s(%s)</a> ',
		$i,
		$called,
		h(implode(', ', $args))
		);
		$arguments = sprintf('
		<div id="trace-args-%s" class="cake-code-dump" style="display: none;"><pre>', $i);
		$arguments .= h(implode("\n", $params));
		$arguments .= '</pre>
		</div>
		';
		endif;
		echo $excerpt;
		echo $arguments;
		?>
	</li>
	<?php endforeach; ?>
</ul>
<script type="text/javascript">
	function traceToggle(event, id) {
		var el = document.getElementById(id);
		el.style.display = (el.style.display === 'block') ? 'none' : 'block';
		event.preventDefault();
		return false;
	}
</script>
